DE2657386A1 - Verfahren zur herstellung von 3,5,5- trimethylcyclohexen-2-dion-1,4 - Google Patents

Verfahren zur herstellung von 3,5,5- trimethylcyclohexen-2-dion-1,4

Info

Publication number
DE2657386A1
DE2657386A1 DE19762657386 DE2657386A DE2657386A1 DE 2657386 A1 DE2657386 A1 DE 2657386A1 DE 19762657386 DE19762657386 DE 19762657386 DE 2657386 A DE2657386 A DE 2657386A DE 2657386 A1 DE2657386 A1 DE 2657386A1
Authority
DE
Germany
Prior art keywords
isophorone
base
carbon
dione
aliphatic amine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19762657386
Other languages
German (de)
English (en)
Other versions
DE2657386C2 (enrdf_load_stackoverflow
Inventor
Michel Costantini
Adrien Dromard
Michel Jouffret
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhone Poulenc Industries SA
Original Assignee
Rhone Poulenc Industries SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rhone Poulenc Industries SA filed Critical Rhone Poulenc Industries SA
Publication of DE2657386A1 publication Critical patent/DE2657386A1/de
Application granted granted Critical
Publication of DE2657386C2 publication Critical patent/DE2657386C2/de
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C07C45/34Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19762657386 1975-12-19 1976-12-17 Verfahren zur herstellung von 3,5,5- trimethylcyclohexen-2-dion-1,4 Granted DE2657386A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7539783A FR2335487A1 (fr) 1975-12-19 1975-12-19 Procede de preparation de trimethyl-3,5,5 cyclohexene-2 dione-1,4

Publications (2)

Publication Number Publication Date
DE2657386A1 true DE2657386A1 (de) 1977-06-30
DE2657386C2 DE2657386C2 (enrdf_load_stackoverflow) 1987-12-17

Family

ID=9164187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762657386 Granted DE2657386A1 (de) 1975-12-19 1976-12-17 Verfahren zur herstellung von 3,5,5- trimethylcyclohexen-2-dion-1,4

Country Status (10)

Country Link
US (1) US4092361A (enrdf_load_stackoverflow)
JP (1) JPS6022692B2 (enrdf_load_stackoverflow)
BE (1) BE849560A (enrdf_load_stackoverflow)
CA (1) CA1082738A (enrdf_load_stackoverflow)
CH (1) CH615899A5 (enrdf_load_stackoverflow)
DE (1) DE2657386A1 (enrdf_load_stackoverflow)
FR (1) FR2335487A1 (enrdf_load_stackoverflow)
GB (1) GB1521170A (enrdf_load_stackoverflow)
IT (1) IT1065800B (enrdf_load_stackoverflow)
NL (1) NL7614070A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0374416A1 (de) * 1988-12-17 1990-06-27 Hüls Aktiengesellschaft Verfahren zur Herstellung von 2,6,6-Trimethyl-cyclohex-2-en-1,4-dion
US6211418B1 (en) 1997-08-01 2001-04-03 Nippon Petrochemicals Company Limited Method for producing trimethylhydroquinone

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407897A (en) 1979-12-10 1983-10-04 American Can Company Drying agent in multi-layer polymeric structure
US4393243A (en) * 1981-03-17 1983-07-12 Hoffmann-La Roche Inc. Carotenoid intermediate by an oxidation process
JPH0819030B2 (ja) * 1987-10-06 1996-02-28 曽田香料株式会社 3,5,5−トリメチルシクロヘキサ−2−エン−1,4−ジオンの製造方法
DE3806835A1 (de) * 1988-03-03 1989-09-14 Huels Chemische Werke Ag Verfahren zur herstellung von 3,5,5-trimethyl-4-hydroxi-2-cyclohexen-1-on
DE19619570A1 (de) * 1996-05-15 1997-11-20 Degussa Verfahren zur Herstellung von Ketoisophoron

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB791953A (en) * 1956-07-06 1958-03-19 Hoffmann La Roche Novel cyclic diketones and ketals thereof and a process for the manufacture of the same
FR1446246A (fr) * 1964-09-08 1966-07-15 Shell Int Research Procédé d'oxydation de composés carbonyles non saturés
FR2213264A1 (enrdf_load_stackoverflow) * 1972-11-16 1974-08-02 Firmenich & Cie
DE2515304A1 (de) * 1974-04-11 1975-11-06 Hoffmann La Roche Verfahren zur herstellung von ketoisophoron

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UST900015I4 (en) 1970-10-01 1972-07-25 defensive publication
US4026948A (en) * 1973-12-07 1977-05-31 Firmenich S.A. Process for the preparation of 2,2,6-trimethyl-cyclohex-5-en-1,4-dione
CH586173A5 (enrdf_load_stackoverflow) * 1973-12-07 1977-03-31 Firmenich & Cie
CH585168A5 (enrdf_load_stackoverflow) * 1973-12-07 1977-02-28 Firmenich & Cie
CH611590A5 (en) * 1974-06-28 1979-06-15 Hoffmann La Roche Process for the preparation of a diketo compound
CH599917A5 (enrdf_load_stackoverflow) * 1974-07-10 1978-06-15 Firmenich & Cie
FR2303785A1 (fr) * 1975-03-11 1976-10-08 Rhone Poulenc Ind Procede d'oxydation de cetones b-ethyleniques

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB791953A (en) * 1956-07-06 1958-03-19 Hoffmann La Roche Novel cyclic diketones and ketals thereof and a process for the manufacture of the same
FR1446246A (fr) * 1964-09-08 1966-07-15 Shell Int Research Procédé d'oxydation de composés carbonyles non saturés
FR2213264A1 (enrdf_load_stackoverflow) * 1972-11-16 1974-08-02 Firmenich & Cie
DE2515304A1 (de) * 1974-04-11 1975-11-06 Hoffmann La Roche Verfahren zur herstellung von ketoisophoron

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Tetrahedron 22, Suppl.8, 1966, S. 1 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0374416A1 (de) * 1988-12-17 1990-06-27 Hüls Aktiengesellschaft Verfahren zur Herstellung von 2,6,6-Trimethyl-cyclohex-2-en-1,4-dion
US6211418B1 (en) 1997-08-01 2001-04-03 Nippon Petrochemicals Company Limited Method for producing trimethylhydroquinone
US6320086B1 (en) 1997-08-01 2001-11-20 Nippon Petrochemicals Company Limited Method for producing trimethylhydroquinone

Also Published As

Publication number Publication date
IT1065800B (it) 1985-03-04
JPS5277034A (en) 1977-06-29
GB1521170A (en) 1978-08-16
NL7614070A (nl) 1977-06-21
DE2657386C2 (enrdf_load_stackoverflow) 1987-12-17
BE849560A (fr) 1977-06-17
CA1082738A (fr) 1980-07-29
CH615899A5 (enrdf_load_stackoverflow) 1980-02-29
FR2335487A1 (fr) 1977-07-15
JPS6022692B2 (ja) 1985-06-03
FR2335487B1 (enrdf_load_stackoverflow) 1978-08-18
US4092361A (en) 1978-05-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: ZUMSTEIN SEN., F., DR. ASSMANN, E., DIPL.-CHEM. DR

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee